APOB and aortic stenosis: Patients aged ≤45 with AS in comparison to those without AS had significantly higher levels of Apo B [110.5 (102–132) vs. 95.6 (77–101) mg/dL; p 0.044] and Apo B/Apo AI ratio [(0.8 (0.7–1) vs. 0.6 (0.5–0.7); p 0.029].